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Electro-Voice ND68
Photo: Electro-Voice, from its spec sheet, p. 1.

Electro-Voice

Electro-Voice ND68

Dynamic supercardioid kick-drum and low-frequency instrument mic

Approximate Some readings for this mic are uncertain; see the graphs.

Type
Dynamic
Pattern
Supercardioid
Sensitivity
−61.9 dBV/Pa
Max SPL
140 dB SPL
Impedance
150 Ω
Rated range
20 – 11k Hz

Frequency response

Angle
Distance

Frequency response: from the spec sheet, p. 2. Titled "Frequency Response"; relative dB, 0 dB labelled; lines marked "1 m" (solid), "5 cm" (dotted) and "2.5 cm" (dashed). Room and smoothing not stated.

Dashed: outside the rated range, or simulated (other angles and distances). Hover or tap the graphs for values.

Polar pattern

Polar pattern: from the spec sheet, p. 2. Titled "Polar Response": four full-circle plots, two frequencies each (solid and dashed, as the legends under each plot say); rings labelled -5dB to -20dB, centre circle -25 dB. Measuring conditions not stated. Approximate reading error up to about 1 dB.

Compare with other mics

All specs

From the spec sheet
CapsuleLarge Mylar diaphragm, neodymium magnet, humbucking coil; hydrophobic cloth membrane. From the description.p. 1
Sensitivity−61.9 dBV/Pa (0.8 mV/Pa), open circuit. "Sensitivity, Open Circuit 0.8 mV / Pascal" (no frequency printed, unlike the other ND sheets); converted (20 log10 0.0008 = -61.9).
Max SPL140 dB SPL. "Maximum SPL: 140 dB SPL"; the description says "Capable of handling 144 dB SPL". No distortion figure given.
Output impedance150 ohm, balanced (low-Z). "Impedance: 150 ohms balanced (low-z)".
Rated frequency range20 Hz to 11 kHz. "Frequency Response, Free Field: 20 Hz to 11 kHz"; no tolerance stated.
Poweringnone (passive). Not stated; a dynamic mic needs no power.
ConnectorXLR-3 male. "Microphone Connector: 3-pin, XLR-type"; "Polarity: Pin 2 positive, reference to pin 3 with positive pressure on diaphragm".
Weight374 g, net. "Net Weight: 13.2 oz (374 g)".
Dimensions143 × 60.8 × 25.4 mm. Length × diameter × shank: "5.61 in (143 mm)", "2.39 in (60.8 mm)", "1.0 in (25.4 mm)".
Finishblack polyurethane paint. "Finish: Black polyurethane paint".
Supplied accessoriesgig bag; stand clip; Euro thread adapter. "Accessories Included: (1) Gig bag, (1) stand clip, and (1) Euro thread adapter". Optional: WSPL-2 foam windscreen (page 3).
MaterialZinc die-cast case, Memraflex grille screen
Shipping weight24.8 oz (703 g)
Replacement parts320 stand adapter; ND68GRILLE end grille; ND68RING transition ring (silver)p. 3
Suggested usesKick drum, large toms, bass cabinet (placement table)p. 2

Documents

Each document is © Electro-Voice.

Product page on electrovoice.com

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